Parsing "features" Briefly Post -traumatic stress disorder - may be the result of a variety of traumatic events in human life. But it is the war that is the most massive and reliable supplier of patients with PTSD. And as the soldiers will return home from the war, the number of post -traumatic disorders will grow rapidly. The "line" answers the main questions that our readers arose in connection with post -traumatic stress disorder. I often hear about PTSR. Is this a really serious illness?